evaluation board user guide UG-129 one technology way ? p. o. box 9106 ? norwood, ma 02062-9106, u.s.a. ? tel: 781.329.4700 ? fax: 781.461.3113 ? www.analog.com universal evaluation board for dual high speed op amps in msop packages please see the last page for an important warning and legal terms and conditions. rev. 0 | page 1 of 8 features enables quick breadboarding/prototyping user-defined circuit configuration edge-mounted sma connector provisions easy connection to test equipment and other circuits rohs compliant general description the analog devices, inc., high speed universal evaluation board (eb-o8rm-2z) is designed to help customers quickly prototype new dual op amp circuits and reduce design time. the evaluation board can be used with almost any analog devices dual op amp in various configurations and applications. figure 1 shows the component side of the bare evaluation board, and figure 2 shows the circuit side of the bare evaluation board. the evaluation board is a 2-layer pcb that accepts sma con- nectors on the input and output for efficient connection to test equipment. the ground plane, component placement, and supply bypassing are laid out to minimize parasitic inductances and capacitances. the evaluation board components are primarily smt 0805 case size, with the exception of the electrolytic bypass capacitors (c1, c2), which are 3528 case size. there are two options for supply bypassing. the first option is connecting additional shunt capacitors (c3, c4) in parallel with the electrolytic capacitors (c1, c2) from each supply to ground. this technique of power supply bypassing provides wideband rejection of unwanted noise on the supply lines. it is implemented by placing a 0 resistor in the c5 position and shunt capacitors in the c1, c2, c3, and c4 positions. the second approach to supply bypassing is to connect one capacitor between the supply rails. this method uses fewer components and can improve the power supply rejection ratio (psrr) at higher frequencies. it is implemented by inserting a 0 resistor in the c3 position, inserting the bypass capacitor in the c4 position, and omitting c5. optimal bypassing is circuit dependent and therefore must be evaluated by the designer. figure 3 shows the evaluation board schematic. figure 4 and figure 6 show the evaluation board assembly drawings. the pcb layout pattern for the component side is shown in figure 5 , and the pcb layout pattern for the circuit side is shown in figure 7 . evaluation board component and circuit side diagrams notes 1. the evaluation board silkscreen part number labeling on your board may be different from what is shown here. 08983-001 figure 1. eb-o8rm-2z component side of evaluation board notes 1. the evaluation board silkscreen part number labeling on your board may be different from what is shown here. 08983-002 figure 2. eb-o8rm-2z circuit side of evaluation board
UG-129 evaluation board user guide rev. 0 | page 2 of 8 table of contents features .............................................................................................. 1 general description ......................................................................... 1 evaluation board component and circuit side diagrams ......... 1 revision history ............................................................................... 2 evaluation board schematic and artwork .....................................3 ordering information .......................................................................5 bill of materials ..............................................................................5 revision history 5/10revision 0: initial version
evaluation board user guide UG-129 rev. 0 | page 3 of 8 evaluation board schematic and artwork agnd agnd agnd agnd agnd agnd agnd agnd agnd agnd agnd agnd rl2 * 1 2 3 45 6 7 8 dut dual_op_amp vout1 ?in1 +in1 ?vs +in2 ?in2 vout2 +vs rgn2 * rpi2 * rs2 * +vs ?vs rs1 * c4 * c5 * c3 * * = user defined. rp1 * rpi1 * rgp1 * rgn1 * 10uf c2 10uf c1 rp2 * rgp2 * rf2 * rf1 * out1 in1 out2 in2 +vs ?vs gnd4 gnd3 gnd2 gnd1 vout2 vin2 rt2 * rt1 * vin1 vout1 rl1 * 08983-003 figure 3. eb-08rm-2z universal evaluation board schematic
UG-129 evaluation board user guide rev. 0 | page 4 of 8 08983-004 figure 4. board assembly drawing, component side 08983-005 figure 5. board layout pattern, component side 08983-006 figure 6. board assembly drawing, circuit side 08983-007 figure 7. board layout pattern, circuit side
evaluation board user guide UG-129 rev. 0 | page 5 of 8 ordering information bill of materials table 1. quantity reference designator description package 6 +vs, ?vs, gnd1, gnd2, gnd3, gnd4 testpoint tp 2 c1, c2 10 f capacitor c3528 3 c3, c4, c5 user-defined capacitor c0805 1 dut device msop 4 in1, in2, out1, out2 sma/smt sma/smt 16 rf1, rf2, rgn1, rgn2, rgp1, rgp2, rl1, rl2, rp1, rp2, rpi1, rpi2, rt1, rt2, rs1, rs2 user-defined resistor r0805
UG-129 evaluation board user guide rev. 0 | page 6 of 8 notes
evaluation board user guide UG-129 rev. 0 | page 7 of 8 notes
UG-129 evaluation board user guide rev. 0 | page 8 of 8 notes esd caution esd (electrostatic discharge) sensitive device . charged devices and circuit boards can discharge without detectio n. although this product features patented or proprietary pr otection circuitry, damage may occur on devices subjected to high energy esd. therefore, proper esd precautions should be taken to avoid performance degradation or loss of functionality. legal terms and conditions by using the evaluation board discussed herein (together with any tools, components documentation or support materials, the ev aluation board), you are agreeing to be bound by the terms and conditions set forth below (agreement) unless you have purchased the evaluation board, in which case the analog devices standard terms a nd conditions of sale shall govern. do not use the evaluation board until you have read and agreed to the agreement. your use of the evaluation board shall signify your acceptance of the agreement. this a greement is made by and between you (customer) and analog devices, inc. (adi), with its principal place of business at one technology way, norwood, ma 02062, usa. subject to the terms and condition s of the agreement, adi hereby grants to customer a free, limited, personal, temporary, non-exclusive, non-sublicensable, non-transferable li cense to use the evaluation board for evaluation purposes only. customer understands and agrees that the evaluation board is provided for the sole and exclusive purpose referenced above, and agrees not to use the evaluation board for any other purpose. furthermore, the license granted is expressly made subject to the following additional limitations: customer shall not (i) rent, lease, display, sell, transfer, assign, sublicense, or distribute the evaluation boar d; and (ii) permit any third party to access the evaluation board. as used herein, the term third party includes any entity other than adi, customer, their employees, affiliates and in-house consultants. the evaluatio n board is not sold to customer; all righ ts not expressly granted herein, including ownership of the evaluation board, are reserved by adi. confiden tiality. this agreement and the evaluation board shall all be c onsidered the confidential and propriet ary information of adi. customer may not disclose or transfer any portion of the evaluation board to any other party for any reason. upon discontinuation of use of the evaluation board or termination of this agreement, customer agrees to promptly return the evaluation board to adi. additional restri ctions. customer may not disassemble, decompile or reverse engine er chips on the evaluation board. customer shall inform adi of any occurred damages or any modifications or alterations it makes to the evaluation board, including but not limited to soldering o r any other activity that affects the material content of the evaluation board. modifications to the evaluation board must comply with applicable law, including but not limited to the rohs directive. termina tion. adi may terminate this agreement at any time upon giving written notice to customer. customer agrees to return to adi the evaluation board at that time. limitation of liability. the evaluation board provided hereunder is provided as is and adi makes no warranties or representations of any kind with respect to it. adi specifically disclaims any re presentations, endorsements, gua rantees, or warranties, express or implied, related to the evaluation board including, but not limited to, the implied warranty of merchantability, title, fitness for a particular purpose or noninfringement of intellectual property rights. in no event will adi and its licensors be liable for any incidental, special, indirect, or consequential damag es resulting from customers possession or use of the evaluation board, including but not limited to lost profits, delay costs, labor costs or loss of goodwill. adis total liab ility from any and all causes shall be limited to the amount of one hundred us dollars ($100.00). export. customer agrees that it will not directly or indirectly export the evaluati on board to another country, and that it will comply with all applicable united states federal laws and regulations relating to exports. governing law. this agreement shall be governed by and constru ed in accordance with the substantive laws of the commonwealth of massachusetts (excluding conflict of law rules). any legal action regarding this agreement will be heard in the state or federa l courts having jurisdiction in suffolk county, massachusetts, and customer hereby submits to the personal jurisdiction and venue of such courts. the united nations convention on contracts for the international sale of goods shall not apply to this agreement and is expressly disclaimed. ?2010 analog devices, inc. all rights reserved. trademarks and registered trademarks are the prop erty of their respective owners. ug08983-0-5/10(0)
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